The PEDIGREE of

Bertha

Poss. HM George I's 21-Great Grandmother.       Poss. HRE Ferdinand I's 18-Great Grandmother.       Poss. HRE Charles VI's 22-Great Grandmother.       Poss. U.S. President ^{_{[W. HARRISON]}}'s 25-Great Grandmother.       Poss. PM Churchill's 28-Great Grandmother.       Poss. `Red Baron' Richthofen's 26-Great Grandmother.       Poss. `Osawatomie' Brown's 27-Great Grandmother.